Canoness vs Gravechill Killer

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Canoness	The Sacred Order	Magic	Defence	Epic	Speed 20% Place: Crypts
Gravechill Killer	Undead Hordes	Magic	Attack	Rare	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Canoness	60	6	17670	804	1321	98	15	50	45	0
Gravechill Killer	60	6	13545 -4125	1233 +429	892 -429	96 -2	15	50	30 -15	10 +10

Canoness	Lead the Charge Formula: 3.5*DEF Attacks 1 enemy. Has a 50% chance of placing a 50% [Increase ATK] buff on a random ally for 2 turns. Increase ATK 50%	Blinding Assault Formula: 5.7*DEF Attacks 1 enemy. Has an 80% chance of placing a 50% [Decrease ACC] debuff and a [Leech] debuff on the target for 2 turns. This attack is always critical. Cooldown: 4 Leech Decrease ACC 50%	Stalwart Guardian Places a 50% [Ally Protection] buff on the target for 2 turns and a 60% [Increase DEF] buff on the target and on this Champion for 2 turns. Also places a 15% [Continuous Heal] buff on all allies for 2 turns. Cooldown: 4 Continuous Heal 15% Ally Protection 50% Increase DEF 60%
Gravechill Killer	Freezing Toxin Formula: 3.9*ATK Attacks 1 enemy. Has a 40% chance of placing a 5% [Poison] debuff for 1 turn. Poison 5%	Blood Chill Formula: 6.8*ATK Attacks 1 enemy. Has a 75% chance of placing a 30% [Decrease DEF] debuff for 2 turns. Has a 75% chance of placing a 60% [Decrease DEF] debuff instead if the target is under a [Poison] debuff. Cooldown: 4 Decrease DEF 60% Decrease DEF 30%	Icy Veins Formula: 2.65*ATK Attacks 1 enemy 2 times.Each hit places a 2.5% [Poison] debuff for 2 turns. Places a 5% [Poison] debuff instead if the target is under a [Poison Sensitivity] debuff. Cooldown: 5 Poison 2.5% Poison 5%